Loudspeaker



FIG. 1 is a front elevation of a loudspeaker showing my new design;

FIG. 2 is a right-side elevation thereof, the undisclosed opposite side being a mirror image of the side shown;

FIG. 3 is a rear elevation thereof;

FIG. 4 is a top-plan view thereof;

FIG. 5 is a bottom-plan view thereof;

FIG. 6 is a front elevation of a modified embodiment of the loudspeaker illustrated in FIG. 1; and

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a loudspeaker, substantially as shown and described. 